乙酸酐 、 (1RS,4RS,4aSR)-2,3-dimethylidene-1,4-epoxy-1,2,3,4,4a,10-hexahydro-8-methoxyanthracene 、
丁烯酮 生成
(+/-)-(5,12-diacetoxy-7-methoxy-1,2,3,4-tetrahydro-2-naphthacenyl)methyl ketone 、
Acetic acid 12-acetoxy-3-acetyl-7-methoxy-1,2,3,4-tetrahydro-naphthacen-5-yl ester